package com.lpf.servlet;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;

public class UserFilter implements Filter {

    @Override
    public void destroy() {

    }

    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        // 过滤请求
        System.out.println("UserFilter...doFilter...");
        // 放行
        chain.doFilter(request, response);
    }

    @Override
    public void init(FilterConfig filterConfig) {

    }
}
